# Just Reporting a bug

**URL:** https://discourse.stonehearth.net/t/just-reporting-a-bug/20046
**Category:** Other Reports
**Tags:** duplicate
**Created:** [February 13, 2016, 4:56am UTC](https://discourse.stonehearth.net/t/just-reporting-a-bug/20046 "2016-02-13T04:56:02Z")
**Posts on this page:** 3
**Page:** 1

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### Author: ![seanparko](https://sea2.discourse-cdn.com/flex022/user_avatar/discourse.stonehearth.net/seanparko/32/68759_2.png) [@seanparko](https://discourse.stonehearth.net/u/seanparko)
#### Post date: [February 13, 2016, 4:56am UTC](https://discourse.stonehearth.net/t/just-reporting-a-bug/20046/1 "2016-02-13T04:56:02Z")

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ok here is the bug:  
release-523 (x64)  
…onehearth/components/building/building\_component.lua:295: attempt to index local ‘entity’ (a nil value)  
stack traceback:  
radiant/modules/common.lua:214: in function 'report\_traceback’  
radiant/modules/common.lua:225: in function \<radiant/modules/common.lua:219\>  
…onehearth/components/building/building\_component.lua:295: in function ‘\_trace\_entity’  
…onehearth/components/building/building\_component.lua:105: in function ‘\_restore\_structure\_traces’  
…onehearth/components/building/building\_component.lua:66: in function 'obj’  
radiant/modules/events.lua:76: in function 'instance’  
radiant/modules/events.lua:209: in function \<radiant/modules/events.lua:203\>  
[C]: in function 'xpcall’  
radiant/modules/common.lua:234: in function 'xpcall’  
radiant/modules/events.lua:203: in function \<radiant/modules/events.lua:174\>  
I don’t know what it means but it doesn’t crash the game it just pops up in a window. This has only happened to me once so I just want to say tho. I hopped this helped I little.

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### Author: ![jomaxro](https://sea2.discourse-cdn.com/flex022/user_avatar/discourse.stonehearth.net/jomaxro/32/47935_2.png) [@jomaxro](https://discourse.stonehearth.net/u/jomaxro)
#### Post date: [February 14, 2016, 12:11pm UTC](https://discourse.stonehearth.net/t/just-reporting-a-bug/20046/2 "2016-02-14T12:11:27Z")

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2 posts were merged into an existing topic: [Error in building component - restore structure traces](https://discourse.stonehearth.net/t/error-in-building-component-restore-structure-traces/16999)

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### Author: ![jomaxro](https://sea2.discourse-cdn.com/flex022/user_avatar/discourse.stonehearth.net/jomaxro/32/47935_2.png) [@jomaxro](https://discourse.stonehearth.net/u/jomaxro)
#### Post date: [February 14, 2016, 12:11pm UTC](https://discourse.stonehearth.net/t/just-reporting-a-bug/20046/3 "2016-02-14T12:11:27Z")

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